MESON Chess Problem Database
Problem Display
PID: 159962 (5b2/1Nr4B/p3p3/1P1kP3/3P4/1K2P3/N3p3/8 w - - 0 1)
Russ, Colin Albert Harry
British Chess Magazine, 2016
#2
8 + 6
SOLUTION
- SOUND
- Sets
- 1...Rc3+
- 2.Sxc3#
- 1...Rc5
- 2.Sb4#
- 1...Rxb7
- 2.Sc3#
- 1...Rd7
- 2.Sc3#
- 1...Re7
- 2.Sc3#
- 2.Sb4#
- 1...Rf7
- 2.Sc3#
- 1...Rg7
- 2.Sc3#
- 1...Rxh7
- 2.Sc3#
- 1...Bb4
- 2.Sxb4#
- 1...Bc5
- 2.Sc3#
- 1...Bh6
- 2.Sb4#
- 1...Bg7
- 2.Sb4#
- 1...Rc3+
- Tries
- 1.Sd6?
- threat
- 2.Sb4#
- 2.Be4#
- 1...Rc3+
- 2.Sxc3#
- 1...Rxh7
- 2.Sc3#
- 2.Sb4#
- 1...e1Q
- 2.Be4#
- 1...e1B
- 2.Be4#
- 1...Rc4
- 2.Be4#
- 1...a5
- 2.Be4#
- 1...Bxd6!
- threat
- 1.Sd6?
- Keys
- 1.Sc5!
- threat
- 2.Sc3#
- 2.Sb4#
- 2.Be4#
- 1...Rxc5
- 2.Sb4#
- 1...Rxh7
- 2.Sc3#
- 2.Sb4#
- 1...Bxc5
- 2.Sc3#
- 1...axb5
- 2.Sb4#
- 2.Be4#
- 1...e1Q
- 2.Be4#
- 1...e1B
- 2.Be4#
- 1...a5
- 2.Sc3#
- 2.Be4#
- threat
- 1.Sc5!
FEATURES
- Static
- TYPE = THREAT
- CHANGED MATES = 0
- ADDED MATES = 2
- REMOVED MATES = 9
- Sets
- R(e);CHECK,N_GUARD::S(A),XR(e)
- R(e);S_CUTB(f)::S(A)
- R(e);N_GUARD,P_PINP(E),XS(G)::S(A)
- R(e);N_GUARD::S(A)
- R(e);N_GUARD,XB(H)::S(A)
- B(f);N_GUARD::S(A),XB(f)
- B(f);S_CUTR(e)::S(A)
- B(f);N_GUARD::S(A)
- Tries
- Try
- S(G);
- Threat
- DUALS(2)
- Vars
- R(e);CHECK,N_GUARD::S(A),XR(e)
- P(a);::B(H)
- R(e);::B(H)
- P(c);::B(H)
- Refutation
- B(f);XS(G)
- Try
- Actual
- S(G);
- Threat
- DUALS(3)
- Vars
- R(e);XS(G)::S(A)
- B(f);XS(G)::S(A)
- P(a);::B(H)
Developed and maintained by Brian Stephenson.
Implemented with HTML5, MySQL, Perl (with, inter alia, CGI::Simple, HTML::Template & XML::LibXML) &
CSS/Javascript (jQuery, Bootstrap & DataTables).